org.openjdk.jmc.flightrecorder.rules.jdk.memory

Class AutoBoxingRule

java.lang.Object

org.openjdk.jmc.flightrecorder.rules.AbstractRule

org.openjdk.jmc.flightrecorder.rules.jdk.memory.AutoBoxingRule

All Implemented Interfaces:

IRule

public class AutoBoxingRule
extends AbstractRule

Rule that checks how much of the total allocation is caused by possible primitive to object conversion. Looks at top frames and searches for java.lang.BoxType.valueOf.

Field Summary

Fields

Modifier and Type	Field and Description
static TypedResult<IQuantity>	BOXED_ALLOCATION_RATIO
static TypedResult<IQuantity>	BOXED_ALLOCATION_SIZE
static TypedResult<IQuantity>	LARGEST_ALLOCATED_BY_TYPE
static TypedResult<IMCType>	LARGEST_ALLOCATED_TYPE
static TypedResult<IMCFrame>	SECOND_FRAME_MOST_ALLOCATED

Fields inherited from class org.openjdk.jmc.flightrecorder.rules.AbstractRule

evaluationTask

Constructor Summary

Constructors

Constructor and Description
AutoBoxingRule()

Method Summary

Modifier and Type	Method and Description
protected IResult	getResult(IItemCollection items, IPreferenceValueProvider vp, IResultValueProvider rp)

Methods inherited from class org.openjdk.jmc.flightrecorder.rules.AbstractRule

createEvaluation, getConfigurationAttributes, getId, getName, getRequiredEvents, getResults, getTopic

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LARGEST_ALLOCATED_TYPE

public static final TypedResult<IMCType> LARGEST_ALLOCATED_TYPE

SECOND_FRAME_MOST_ALLOCATED

public static final TypedResult<IMCFrame> SECOND_FRAME_MOST_ALLOCATED

BOXED_ALLOCATION_SIZE

public static final TypedResult<IQuantity> BOXED_ALLOCATION_SIZE

LARGEST_ALLOCATED_BY_TYPE

public static final TypedResult<IQuantity> LARGEST_ALLOCATED_BY_TYPE

BOXED_ALLOCATION_RATIO

public static final TypedResult<IQuantity> BOXED_ALLOCATION_RATIO

Constructor Detail

AutoBoxingRule

public AutoBoxingRule()

Method Detail

getResult

protected IResult getResult(IItemCollection items,
                            IPreferenceValueProvider vp,
                            IResultValueProvider rp)

Specified by:

getResult in class AbstractRule